The fuel injector injects a fine spray

1、The rate of fuel injection in a diesel

The rate of fuel injection in a diesel engine cylinder depends primarily on （）.Athe size of the holes in the fuel nozzleBtiming of the pumpCsupply pressure to the pumpDshape of the combustion chamber

2、The amount of fuel injected in a parti

The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed （）.AmeteringBtimingCrate of injectionDrate of distributio

3、In a unit injector the amount of fuel

In a unit injector the amount of fuel that will be forced through the spray nozzle on each stroke of the plunger depends on （）Athe pump s...

4、The fuel injection pumps on a diesel e

The fuel injection pumps on a diesel engine are controlled by a linkage system attached to the （）AcamshaftBcrankshaftCgovernorDflywheel

5、During the fuel injection period, fuel

During the fuel injection period, fuel pressure must exceed cylinder gas pressure to （）.Aensure penetration and distribution of the fuel in th...

6、A fuel line breaks, sprays fuel on the

A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. Your first action should be to（）.ABatten down the engine roomBstart the fire pumpCapply carbon dioxide to the fireDshut off the fuel supply